1 files changed, 1 insertions, 0 deletions
diff --git a/tools/opt/opt.cpp b/tools/opt/opt.cpp
index e2fdfe82b8c..0371cd0372f 100644
--- a/tools/opt/opt.cpp
+++ b/tools/opt/opt.cpp
@@ -391,6 +391,7 @@ int main(int argc, char **argv) {
   initializeTarget(Registry);
   // For codegen passes, only passes that do IR to IR transformation are
   // supported.
+  initializeExpandMemCmpPassPass(Registry);
   initializeScalarizeMaskedMemIntrinPass(Registry);
   initializeCodeGenPreparePass(Registry);
   initializeAtomicExpandPass(Registry);